NEUTRON EFFECTS ON ANIMALS 



161 



Electrocardiograms indicated progressive myocardial damage, probably 

 on an anoxemic basis. 



ERYTHROCYTES 



XI06 



s 



6 



HEMOGLOBIN 



GRAMS 



16 

 12 



LEUKOCYTES 



X I03 

 12 



e 



ABSOLUTE 

 NEUTROPHILS 

 xio^ 



8 

 4 



ABSOLUTE 

 LYMPHOCYTES 

 X io3 



t t t t 



II5N II5N II5N 55N 



3 4 5 



DAYS 



Fig. L Effect of 400 n on the leukocyte counts, red blood cell counts and hemogloljiii 



of dogs. 



Hematological Effects. All dogs reacted essentially the same. The red 

 blood cell and hemoglobin values declined an average of 21.5 per cent, and 

 17 per cent, respectively during the interval between irradiation and death 

 (Fig. 1). The average hematocrit values declined (Table I). The white 



